i have a simple mod_rewrite rule which allow me to re-direct any requests that are not actual files or directories to the index.php file
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A rewrite rule can be enabled through in httpd.conf or in .htaccess file.
Instructions on how to enable .htaccess mod_rewrite in wamp/xampp
Step 1: Go to the directory of installation :
C:\xampp>\apache\conf
or C:\wamp\bin\apache\Apache2.2.11\conf
Step 2: Open httpd.conf in a text editor
Step 3: Find the line which contains
#LoadModule rewrite_module modules/mod_rewrite.so
Step 4: Remove (#) from start of line to make module enable
Step 5: Now Change all occurrences of AllowOverride None
and replace to AllowOverride All
Step 6: Now restart wamp/xampp server